COOLING FAN – Chevrolet Tahoe 2008 – SYSTEM WIRING DIAGRAMS

COOLING FAN

4.8L VIN C

4.8L VIN C, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2008

List of elements for 4.8L VIN C, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2008:

• 87a
• Coil ctrl
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Fan cntrl relay
• Fan hi relay
• Fan lo relay
• Fan-1 fuse 57 40a
• Fan-2 fuse 60 40a
• G100 (lower left radiator support)
• Hot at all times
• J100
• J101
• Left engine cooling fan (behind radiator)
• Pwr/ trn relay
• Right engine cooling fan (behind radiator)
• Sens sig
• Tan
• Under- hood fuse block (left side of engine compt)
• X1 rly ctrl
• X2 low ref

5.3L VIN 0

5.3L VIN 0, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2008

List of elements for 5.3L VIN 0, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2008:

• 87a
• Coil ctrl
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Fan cntrl relay
• Fan hi relay
• Fan lo relay
• Fan-1 fuse 57 40a
• Fan-2 fuse 60 40a
• G100 (lower left radiator support)
• Hot at all times
• J100
• J101
• Left engine cooling fan (behind radiator)
• Pwr/ trn relay
• Right engine cooling fan (behind radiator)
• Sens sig
• Tan
• Under- hood fuse block (left side of engine compt)
• X1 rly ctrl
• X2 low ref

5.3L VIN J

5.3L VIN J, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2008

List of elements for 5.3L VIN J, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2008:

• 87a
• Coil ctrl
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Fan cntrl relay
• Fan hi relay
• Fan lo relay
• Fan-1 fuse 57 40a
• Fan-2 fuse 60 40a
• G100 (lower left radiator support)
• Hot at all times
• J100
• J101
• Left engine cooling fan (behind radiator)
• Pwr/ trn relay
• Right engine cooling fan (behind radiator)
• Sens sig
• Tan
• Under- hood fuse block (left side of engine compt)
• X1 rly ctrl
• X2 low ref

6.0L VIN 5

6.0L VIN 5, Engine Compartment Cooling Fan Wiring Diagram for Chevrolet Tahoe 2008

List of elements for 6.0L VIN 5, Engine Compartment Cooling Fan Wiring Diagram for Chevrolet Tahoe 2008:

• (lower right radiator support) g101
• 87a
• Auxiliary fuse block
• Eng fuse 4 15a
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Fan cntrl relay
• Fan hi relay
• Fan lo relay
• Fan mid 1 relay
• Fan mid 2 relay
• Fan-1 fuse 40a
• Fan-2 fuse 40a
• G100 (lower left radiator support)
• Hot at all times
• Hot w/ pwr/trn relay energized
• J101
• J162
• J163
• Left engine cooling fan (behind radiator)
• Left engine cooling fan resistor
• Low ref
• Pnk
• Right engine cooling fan (behind radiator)
• Right engine cooling fan resistor
• Rly ctrl
• Sens sig
• Tan
• Underhood fuse block (left side of engine compt)

6.0L VIN 5, Hybrid Cooling System Wiring Diagram for Chevrolet Tahoe 2008

List of elements for 6.0L VIN 5, Hybrid Cooling System Wiring Diagram for Chevrolet Tahoe 2008:

• (lower left radiator support) g100
• 5-volt ref
• Air inlet driver motor battery temperature sensor
• Air outlet driver motor battery temperature sensor
• Auxiliary fuse block
• Becm fan fuse 2 15a
• Cool pump fuse 6 15a
• Cool pump relay
• Driver motor battery temperature sensor 1
• Driver motor battery temperature sensor 2
• Driver motor battery temperature sensor 3
• Driver motor battery temperature sensor 4
• Driver motor generator battery
• Driver motor generator battery control module
• Engine control module (ecm) (left side of engine compt)
• G101 (lower right radiator support)
• G311
• Generator battery vent fan
• Generator battery vent fan relay
• Generator control module temperature sensor
• Ground
• Hot at all times
• J164
• J395
• Left generator control module coolant pump
• Low ref
• Mtr pwr feed
• Not used
• Pnk
• Pump mtr gnd
• Red
• Right generator control module coolant pump
• Rly control
• Sens 1 rtn
• Sens 1 sig
• Sens 2 rtn
• Sens 2 sig
• Sens 3 rtn
• Sens 3 sig
• Sens 4 rtn
• Sens 4 sig
• Sens rtn
• Sens sig

6.2L VIN 8

6.2L VIN 8, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2008

List of elements for 6.2L VIN 8, Cooling Fan Wiring Diagram for Chevrolet Tahoe 2008:

• 87a
• Coil ctrl
• Engine control module (ecm) (left side of engine compt)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Fan cntrl relay
• Fan hi relay
• Fan lo relay
• Fan-1 fuse 57 40a
• Fan-2 fuse 60 40a
• G100 (lower left radiator support)
• Hot at all times
• J100
• J101
• Left engine cooling fan (behind radiator)
• Pwr/ trn relay
• Right engine cooling fan (behind radiator)
• Sens sig
• Tan
• Under- hood fuse block (left side of engine compt)
• X1 rly ctrl
• X2 low ref